1.
measurement of airborne dust by the membrane filter method
以薄膜过滤法测量空气含尘量
2.
The Research of Infrared Ray Checking the Dust Content of Blast Furnace Coal Gas Online;
红外线在线监测高炉煤气含尘量的研究
3.
Contents of Heavy Metals in Dustfall of Fuxin City
阜新市城区降尘中重金属含量的研究
4.
Control Study of Trace Elements in Serum of Patients with Pneumoconiosis
尘肺患者血清微量元素含量的配对研究
5.
Determination of coal tar and dust of gas in urban area
GB/T12208-1990城市燃气中焦油和灰尘含量的测定方法
6.
Reason analysis of the dust aerosols’ content change in desert regions
沙漠地区沙尘气溶胶含量变化的原因分析
7.
Concentrations and Health Risk Assessment of Urban Surface Dust in Urumqi
乌鲁木齐市地表灰尘重金属含量及其健康风险
8.
Short-term changes in the contents of platinum group elements (PGEs) in road dust
道路灰尘铂族元素含量的短期变化过程分析
9.
Effects of Floating Dust on Soil and Mineral Elements Content ofWheat
浮尘对土壤及小麦矿质元素含量的影响
10.
astronomers say that the empty space between planets actually contains measurable amounts of dust.
行星之间的空间所包含的尘埃数量其实是可以测量的。
11.
Distribution, Source and Quality Assessment of Heavy Metals in Urban Street Dust of Xigu Region;
西固城区街道灰尘重金属含量的分布、来源及质量评价
12.
The gas from blast furnace is useful for heating purpose. But it contains a considerable amount of dust, so it must be cleaned before used as a fuel.
高炉煤气用来加热很有用。但它含有大量的灰尘，所以在用作燃料之前必须经过除尘。
13.
The smoke coming out of stacks contains a lot of chemical substances that we can make greater use of .
烟囱里冒出的烟尘含有我们能更好地加以利用的大量化学物质。
14.
Rotary cutters need no screen,but produce consistent grain size,low powder contain.
滚齿刀具无需筛板，粉碎颗粒度均匀，粉尘含量极少。
15.
Winds with continental provenances frequently have a higher dust content than those with maritime provenances.
来自大陆的风比来自海洋的风通常具有更高的尘埃含量。
16.
3,4-BENZPYRENE CONTENTS IN HOUSE SOOT BETWEEN HIGH AND LOW INCIDENCE AREAS OF NASOPH ARYNGEAL CARCINOMA (NPC) IN HUNAN PROVINCE
湖南省鼻咽癌高、低发区家庭烟尘中3,4—苯并芘含量测定
17.
Study on Determination of the Weight Concertration of Free Silicon Dioxide for Dust by Using XRD Technique and the Rietveld Refinement Method;
X射线衍射-Rietveld全谱图拟合法测定粉尘中游离SiO_2含量的研究
18.
DETERMINATION OF FREE SILICON DIOXIDE IN DUST BY INFRARED SPECTROPHOTOMETRY
红外分光光度法测定粉尘中游离二氧化硅的含量